/*
 * Copyright 2019-2020 Mamoe Technologies and contributors.
 *
 *  此源代码的使用受 GNU AFFERO GENERAL PUBLIC LICENSE version 3 许可证的约束, 可以在以下链接找到该许可证.
 *  Use of this source code is governed by the GNU AGPLv3 license that can be found through the following link.
 *
 *  https://github.com/mamoe/mirai/blob/master/LICENSE
 */
package  net.mamoe.mirai.message.data

import kotlin.test.Test
import kotlin.test.assertTrue


internal class MessageUtilsTest {
    @Test
    fun testIsContentEmpty() {
        assertTrue { EmptyMessageChain.isContentEmpty() }
        assertTrue { buildMessageChain { }.isContentEmpty() }
        assertTrue { PlainText("").isContentEmpty() }
        assertTrue { (PlainText("") + PlainText("")).isContentEmpty() }
        assertTrue { buildMessageChain { append(PlainText("")); append(PlainText("")) }.isContentEmpty() }
    }
}